Merge commit 'a8192282200b4691a016c4f7757638cbb132f2dc' into master-merge

[xonotic/netradiant.git] / radiant / map.cpp

diff --git a/radiant/map.cpp b/radiant/map.cpp
index 14425bea5a5e44cdcdc2069c048d4eecb57a79a8..fe9f48c9f60ca2cd544b24a4bba702f5c91f7fd8 100644 (file)
--- a/radiant/map.cpp
+++ b/radiant/map.cpp
@@ -765,6 +765,50 @@ scene::Node& Node_Clone( scene::Node& node ){
        return clone;
 }
 
+bool Node_instanceSelected( scene::Node& node );
+
+class CloneAllSelected : public scene::Traversable::Walker
+{
+mutable scene::Path m_path;
+public:
+CloneAllSelected( scene::Node& root )
+       : m_path( makeReference( root ) ){
+}
+bool pre( scene::Node& node ) const {
+       if ( node.isRoot() ) {
+               return false;
+       }
+
+       if( Node_instanceSelected( node ) ){
+               m_path.push( makeReference( node_clone( node ) ) );
+               m_path.top().get().IncRef();
+       }
+
+       return true;
+}
+void post( scene::Node& node ) const {
+       if ( node.isRoot() ) {
+               return;
+       }
+
+       if( Node_instanceSelected( node ) ){
+               Node_getTraversable( m_path.parent() )->insert( m_path.top() );
+
+               m_path.top().get().DecRef();
+               m_path.pop();
+       }
+}
+};
+
+scene::Node& Node_Clone_Selected( scene::Node& node ){
+       scene::Node& clone = node_clone( node );
+       scene::Traversable* traversable = Node_getTraversable( node );
+       if ( traversable != 0 ) {
+               traversable->traverse( CloneAllSelected( clone ) );
+       }
+       return clone;
+}
+
 
 typedef std::map<CopiedString, std::size_t> EntityBreakdown;